 Okay, so let's try this one. It says which of the following chemical formulas is not correct for the given name. And what we'll do is change the name when we figure out which one it is. Okay, so let's do the easier ones first. What about this one? Is this correct or incorrect? That's correct, right? Okay, what about this one? Correct. Okay, what about this one? Incorrect. That's correct. Okay, this is right. Okay, ferric is this one. Okay, so you got to remember this is negative 2, right? So this is going to be in this case positive 3, right? That's ferric. Okay, positive 2 is ferrous. Okay, so that means that this one must be incorrect. What's the actual name for this molecule? Or this compound? Chlorate. Chlorate, yeah, potassium chlorate. If you remember that gummy bear video that I showed you when you put the gummy bear into the test tube, it's in potassium chlorate and the gummy bear like screams. If you haven't looked at the website then you don't know all about it, okay?